.scrollup{
    width:40px;
    height:40px;
    opacity:0.3;
    position:fixed;
    bottom:50px;
    right:50px;
    display:none;
    text-indent:-9999px;
    background: url('/images/up-arrow.png') no-repeat;
 
}

.top {
	width:20px;
    height:20px;
    opacity:0.3;
    position:fixed;
    bottom:5px;
    right:5px;
    display: inline;
    text-indent:-9999px;
    background: url('/images/up-arrow-s.png') no-repeat;
}